Cabletron Systems CSX400 - Manuals

v Contents Chapter 1 Introduction HSIM-W6 and HSIM-W84 ........................................................................................... 1-2Using the CSX 200 and CSX400 User Õs Guide .......................................................... 1-2Related Manuals ................................

Contents vi WAN Logical View Window Fields..................................................................... 3-6Changing WAN Logical Settings ......................................................................... 3-6 Chapter 4 Bridging Bridging Basics .............................................

Contents viii Token Ring Physical Status Fields .............................................................. 4-87 Using the Interface ConÞguration Window ............................................................ 4-89 DeÞning the Bridge Method .......................................................

1-1 Chapter 1 Introduction How to use this guide; related guides; software conventions; getting help; CSX200 and CSX400 firmware versions Welcome to the Cabletron SystemsÕ SPECTRUM Element Manager for the CSX200 and CSX400 User Õs Guide . We have designed this guide to serve as a simple reference fo...

Introduction 1-2 HSIM-W6 and HSIM-W84 simultaneous communication, or the pair can be conÞgured to provide redundant channels if desired. Connectivity is available for Point to Point Protocol (PPP), as well as Frame Relay and leased lines. HSIM-W6 and HSIM-W84 The HSIM-W6 and HSIM-W84 are Wide Area N...

Related Manuals 1-3 Introduction primary window menus, consult the SPECTRUM Element Manager User Õs Guide and the SPECTRUM Element Manager Tools Guide . Following is a description of the applications covered in this guide. While we provide as much background information as we can, we do assume that ...

Introduction 1-4 Software Conventions For more information about the capabilities of the CSX200 and CSX400 management modules, consult the appropriate hardware documentation. Software Conventions SPECTRUM Element Manager Õs device user interface contains a number of elements which are common to most...

Software Conventions 1-5 Introduction IP Address Displays the deviceÕs IP (Internet Protocol) Address; this will be the IP address used to deÞne the device icon. The IP address is assigned via Local Management to the CSXÕs internal Host interface; it cannot be changed via SPECTRUM Element Manager. L...

Introduction 1-6 Software Conventions Instructions to perform a mouse operation include the following terms: ¥ Pointing means to position the mouse cursor over an area without pressing either mouse button. ¥ Clicking means to position the mouse pointer over the indicated target, then press and relea...

Getting Help 1-7 Introduction Getting Help This section describes two different methods of getting help for questions or concerns you may have while using SPECTRUM Element Manager. Using On-line Help You can use the buttons to obtain information speciÞc to a particular window. When you click on a He...

Introduction 1-8 CSX200 and CSX400 Firmware For additional information about Cabletron Systems products, visit our World Wide Web site: http://www.cabletron.com/ . For technical support, select Service and Support . CSX200 and CSX400 Firmware SPECTRUM Element Manager support for the CSX200 has been ...

2-1 Chapter 2 CSX200 and 400 Chassis View Information displayed in the Chassis View window; the Chassis Manager window; Hub management functions The CSX200/400 Chassis View window is the main screen that immediately informs you of the current condition of individual ports on your switch via a graphi...

CSX200 and 400 Chassis View 2-2 Viewing Chassis Information Viewing Chassis Information The desired CSX200/400 Chassis View window ( Figure 2-1 ) provides a graphical representation of the device, including a color-coded port display which immediately informs you of the current conÞguration and stat...

Viewing Chassis Information 2-3 CSX200 and 400 Chassis View Front Panel Information The areas surrounding the main chassis area provide the following device information: IP The Internet Protocol address assigned to the CSX appears in the title bar of the Chassis View window. IP addresses are assigne...

CSX200 and 400 Chassis View 2-4 Viewing Chassis Information Time The current time, in a 24-hour hh:mm:ss format, set in the CSX200/400Õs internal clock. Date The current date, in an mm/dd/yy format, set in the CSX200/400Õs internal clock. Menu Structure By clicking on various areas of the CSX200/400...

Viewing Chassis Information 2-5 CSX200 and 400 Chassis View The Device Menu From the Device Menu at the Chassis View window menu bar, you can access the following selections: ¥ Device Type... , which displays a window containing a description of the device being modeled: CSX200/400 - CyberSWITCH. ¥ ...

CSX200 and 400 Chassis View 2-6 Viewing Chassis Information ¥ I/F Speed will display the speed (10 or 100 Mbits/sec) of the network segment attached to each port. The speed of the network management port will be displayed in Kbits/sec. ¥ I/F Type will display the interface type of each port in the C...

Viewing Chassis Information 2-7 CSX200 and 400 Chassis View ¥ Connection Type... opens a window displaying a description of the connection type of the selected bridge interface. This description is comprised of text based on the ctIfConnectionType MIB. ¥ Description... , which brings up a window des...

CSX200 and 400 Chassis View 2-8 Viewing Chassis Information ¥ Bridge Ñ FWD, DIS, LRN, LIS, BLK, BRK, or UNK ¥ Bridge Mapping Ñ bridge interface index numbers ¥ Admin Ñ ON or OFF ¥ Operator Ñ ON or OFF If you have selected the Bridge status mode, a port is considered: ¥ FWD (Forwarding) if the port i...

Viewing Chassis Information 2-9 CSX200 and 400 Chassis View connected to the port compared to the theoretical maximum load (10 or 100 Mbits/sec) of an Ethernet network. Errors If you choose the Errors mode, the interface boxes will display the percentage of the total number of valid packets processe...

CSX200 and 400 Chassis View 2-10 Viewing Chassis Information example, CSX200/400 bridging information is organized into its own component. Note, too, that there is no one-to-one correspondence between MIBs and MIB components. A single MIB component might contain objects from several different propri...

Managing the Device 2-11 CSX200 and 400 Chassis View Figure 2-4. Device Type Windows Viewing the Port Description Choosing the Description... option on the individual port interface menus brings up a window that describes the interface you have selected. This description is based on a value returned...

CSX200 and 400 Chassis View 2-12 Managing the Device Management for the CSX200/400 through SPELÕs Chassis View is comprised of source address location, viewing interface statistics, and enabling and disabling ports. Using the Find Source Address Feature You can select the Find Source Address option ...

Managing the Device 2-13 CSX200 and 400 Chassis View window also provides access to a detailed statistics window that breaks down Transmit and Receive trafÞc for each interface. To access the I/F Summary window: 1. From the Module View, click on the Device option from the menu bar. 2. Click again to...

CSX200 and 400 Chassis View 2-14 Managing the Device Physical Status Displays the current physical status Ñ or operational state Ñ of the interface: Online or Ofßine . Logical Status Displays the current logical status Ñ or administrative state Ñ of the interface: Up or Down . Interface Performance ...

CSX200 and 400 Chassis View 2-16 Managing the Device Viewing Interface Detail The Interface Statistics window ( Figure 2-8 ) provides detailed MIB-II interface statistical information Ñ including counts for both transmit and receive packets, and error and buffering information Ñ for each individual ...

CSX200 and 400 Chassis View 2-18 Managing the Device Packets Transmitted (Transmit only) Displays the number of packets transmitted by this interface. Making Sense of Detail Statistics The statistics available in this window can give you an idea of how an interface is performing; by using the statis...

3-1 Chapter 3 CSX200 and CSX400 WAN Configuration Physical CSX device information; CSX WPIMs; the WAN Logical View window The CSX200 devices have one WAN interface, a Cabletron Wide Area Port Interface Module (WPIM) installed at the factory. The CSX400 has two swappable WAN interfaces, which can cur...

CSX200 and CSX400 WAN Configuration 3-2 About the CSX400 pair cable, along with a WPIM slot to provide one WAN interface. The model number depends on the type of Wide Area Networking interface installed: CSX201 Provides a T1/E1 Wide Area uplink CSX202 Provides a Serial interface (V.35, X.21, RS449, ...

CSX WPIMs 3-3 CSX200 and CSX400 WAN Configuration as the backup. If the primary link should fail for some reason, the other WAN interface will take over as the wide area link until the primary is restored. When a WPIM-S/T is installed as the backup interface, that connection will activate and provid...

WAN Logical View 3-5 CSX200 and CSX400 WAN Configuration For more information on these WPIMs, consult the appropriate hardware documentation or your QuickSET documentation. WAN Logical View The WAN Logical View window displays information about the interfaces that are part of your physical port. The...

CSX200 and CSX400 WAN Configuration 3-6 WAN Logical View WAN Logical View Window Fields IF Displays the interface index; a unique value for each interface that this device connects to. Protocol Displays the active Link Layer protocol. This Þeld displays PPP (Point to Point), Frame Relay, or Other. C...

4-1 Chapter 4 Bridging A brief explanation of bridging methods; viewing and managing bridging interfaces; using the Bridge Status window; enabling and disabling bridging; viewing bridge statistics; using Spanning Tree; using the Filtering Database; using the Source Route Configuration window; using ...

Bridging 4-2 Bridging Basics About Transparent Bridging Transparent bridges are most common in Ethernet networks. Individual Transparent bridges monitor packet trafÞc on attached network segments to learn where end stations reside in relation to each segment by mapping the Source Address of each rec...

Bridging 4-4 Bridging Basics About Source Route-Transparent Bridges Because network topologies have developed in which bridges must be able to handle network trafÞc from end stations which support source routing and others which do not, a hybrid type of bridgeÑSource Route-Transparent (SRT)Ñcombines...

Bridging 4-6 Viewing and Managing Bridging Interfaces Viewing and Managing Bridging Interfaces With SPECTRUM Element Manager, you can view and manage each bridging interface supported by your device, including any installed interface modules, such as BRIMs (Bridge/Router Interface Modules) and HSIMs...

Viewing and Managing Bridging Interfaces 4-7 Bridging ¥ The SmartTrunk option invokes the SmartTrunk ConÞguration and Status window, which enables you to group interfaces logically to achieve greater bandwidth between devices, if both devices support the SmartTrunk feature. There is no limit to the ...

Bridging 4-8 The Bridge Status Window The Bridge Status Window The Bridge Status window provides you with basic information about the current status of bridging across your device. Color-coding of each port display allows you to quickly ascertain the status of each interface. The Bridge Status windo...

The Bridge Status Window 4-9 Bridging Figure 4-1. The Bridge Status Window Up Time At the top of the Bridge Status window, you can see the time period (in a days, hours, minutes, seconds format) that has elapsed since the device was last reset or initialized. Bridge State on Interface Indicates the ...

Bridging 4-10 The Bridge Status Window ¥ Blocking (orange)ÑThe port is on-line, but Þltering trafÞc from going across the bridge from one network segment to another. Bridge topology information will be forwarded by the port. Interface Type Indicates the interface type which applies to each device br...

The Bridge Status Window 4-13 Bridging to the Statistics chapter in the SPECTRUM Element Manager Remote Monitoring (RMON) User Õs Guide , and/or the appropriate device-speciÞc User Õs Guide . ¥ The RMON Alarm ConÞgurationÉ invokes the Basic Alarm ConÞguration window that enables you to create alarms...

Bridging 4-14 Enabling and Disabling Bridging ¥ The Sonet/SDH ConÞgurationÉ window enables you to determine whether any installed FE-100Sx Fast Ethernet Port Interface Modules or APIM-2x ATM Port Interface Modules, both of which provide direct access to SONET (Synchronous Optical Network) networks, ...

Bridge Statistics 4-15 Bridging from the Chassis View window: 1. Click on the appropriate port index to access the Port menu. 2. Drag down to Enable to restart bridging on the selected interface, or Disable to halt bridging across the selected interface. Enabling and Disabling All Installed Interfac...

Bridging 4-16 Bridge Statistics At the device level, a Detail button on the window allows you to compare the packets forwarded, Þltered, or transmitted on all networks supported by the device, as well as errors on all networks. For a selected bridged network, the Detail button allows you to view the...

Bridge Statistics 4-17 Bridging Figure 4-2. Bridge Performance Graph Bridge Performance Graph Window Fields You can select the following statistics to display in the Bridge Performance Graph or Bridge Port Performance Graph. Statistics are provided numerically (as an average or peak value) and graph...

Bridging 4-18 Bridge Statistics Errors (Red) Total Errors The total number of errors that all bridging interfaces on the device, or an individual bridge interface, has experienced during bridging. Nothing The Errors scale is currently not measuring any type of error packets coming through the device...

Bridge Statistics 4-19 Bridging To access this window from the Bridge performance graph, click on . The Bridge Detail Breakdown window, Figure 4-3 , will appear. Figure 4-3. The Bridge Detail Breakdown Window The following information is available for the network segments connected to each of the br...

Bridging 4-20 Bridge Statistics Xmitted The total number of frames transmitted over each portÕs network segment, as read from the device after each poll interval. The Bridge Port Detail Breakdown Window For the selected bridge interface, the Bridge Port Detail Breakdown window allows you to view the...

Bridge Statistics 4-21 Bridging The Interface Statistics Window You can use the interface Statistics window to view color-coded statistical information for each individual bridge port on your device. Statistics are provided for both transmit and receive packets at each port, as well as error and buf...

Bridging 4-22 Bridge Statistics Statistics Window Fields The following informational and statistics Þelds appear in the interface Statistics window. Three informational Þelds appear in the upper portion of the window: Description Describes the interface description for the currently selected port. A...

Bridge Statistics 4-23 Bridging Unknown Protocol Displays the number of packets received which were discarded because of an unknown or unsupported protocol. The device bridge interface will discard the packet and increment this counter if it canÕt recognize the packet. Packets Received Displays the ...

Bridging 4-24 Bridge Statistics Figure 4-6. CSMACD Statistics Window Each of the receive, transmission, and collision errors are described in detail below. Receive Errors Alignment The number of frames received on a particular interface that contain a nonintegral number of bytes (color-coded green)....

Bridge Statistics 4-25 Bridging SQE Test Displays the number of times that the SQE Test Error message is generated by the PLS sublayer on the selected interface. The SQE (Signal Quality Error) Test tests the collision detect circuitry after each transmission. If the SQE Test fails, a SQE Test Error ...

Bridging 4-26 Bridge Statistics Collision Errors Single Displays the number of successfully transmitted frames on the selected interface for which transmission was prevented by one collision. Multiple Displays the number of successfully transmitted frames on the selected interface for which transmis...

Bridging 4-28 Bridge Statistics Bad FCSs The Bad FCSs Þeld displays the number of received packets that were discarded due to having an incorrect FCS (Frame Check Sequence) value. Total Errors The Total Errors Þeld displays the total number of errors of all types: Bad Addresses, Bad Controls, Packet...

Bridge Statistics 4-29 Bridging Local to Remote Protocol Compression The Local to Remote Protocol Compression Þeld determines whether or not the local PPP entity uses Protocol Compression when transmitting packets to the remote PPP entity. Remote to Local Protocol Compression The Remote to Local Pro...

Bridging 4-30 Bridge Statistics from the Chassis View window: 1. Click on the appropriate port index to access the Port menu. 2. Drag down to select Dot5 Errors…. The device port Dot5 Errors Statistics window, Figure 4-8 , will appear. Figure 4-8. Dot5 Errors Statistics Window Each type of IETF 802....

Bridging 4-32 Bridge Statistics Transmit Beacons The Transmit Beacons Þeld displays the number of beacon frames transmitted by the selected station. Recoveries The Recoveries Þeld displays the number of frames the ring has been purged and recovered into a normal operating state. Lobe Wires The Lobe ...

Bridge Statistics 4-33 Bridging Figure 4-9. The Bridge Source Routing Window Bridge Source Routing Window Fields The Bridge Source Routing window provides basic statistics for source routed trafÞc passing between the bridging ports. Pie charts graphically break down the statistical information. The ...

Bridging 4-34 Bridge Statistics When a sending station needs to determine the best route to an intended destination, it transmits an All Paths Explorer (APE) frame. The APE frame contains no routing information; it is propagated along all available paths to the destination station, which then direct...

Bridge Spanning Tree 4-35 Bridging Hop Cnt. Exceeded Displays the number of All Paths Explorer frames discarded at the speciÞed port because they exceeded the number of routing descriptors (bridge hops) speciÞed by the Hop Count Limit. Bridge Spanning Tree The Bridge Spanning Tree window allows you ...

Bridging 4-36 Bridge Spanning Tree Figure 4-10. Bridge Spanning Tree Window Configuring the Bridge Spanning Tree Window The Bridge Spanning Tree window displays STA parameters and allows you to alter parameters for the device bridge as a whole, and for each individual bridging interface. The current...

Bridge Spanning Tree 4-37 Bridging Root Bridge Displays the MAC address of the bridge that is currently functioning as the Root Bridge. Root Cost Indicates the cost of the data path from this bridge to the Root Bridge. Each port on each bridge adds a ÒcostÓ to a particular path that a frame must tra...

Bridging 4-38 Bridge Spanning Tree Hello Time This parameter indicates, in seconds, the length of time the Root Bridge (or bridge attempting to become the Root) waits before resending ConÞguration BPDUs. The range for this Þeld is 1 to 10 seconds, with a default value of 2 seconds. The Root Bridge s...

Bridging 4-40 Bridge Spanning Tree Changing Bridge Spanning Tree Parameters The Bridge Spanning Tree window allows you to update the following parameters for your device bridge. When you have Þnished making changes to the following individual parameters, you must click on at the bottom of the Spanni...

Bridge Spanning Tree 4-41 Bridging Changing Hello Time If the bridge is the Root Bridge, or is attempting to become the Root, and you want to change the length of time the bridge waits between sending conÞguration BPDUs: 1. Highlight the Hello Time field, and type in a new value. 2. Click on . The I...

Bridging 4-42 Filtering Database Changing Port Priority To change the part of the Port Priority used in priority comparisons: 1. If necessary, select the desired port by clicking the mouse to highlight the port in the lower right quadrant of the window. The lower left quadrant of the window will now...

Filtering Database 4-43 Bridging The Filtering Database consists of two separate databases: the Static and the Learned Databases. The Static Database contains addresses that are entered by a network administrator. You add these addresses directly to the database while the bridge is powered up, or to...

Filtering Database 4-45 Bridging Figure 4-11. The Filtering Database Window Filtering Database Window Fields The following Þelds are listed in the top portion of the Filtering Database window. List The List checkboxes indicate whether the associated entry type (Permanent, Static, Dynamic, or Learned...

Bridging 4-46 Filtering Database Aging Time Indicates the length of time, in seconds, that Dynamic and Learned Addresses in the Source Address Table are allowed to remain inactive before they are dropped from the database. The allowable time range for these entries is 10 to 1,000,000 seconds. Aging ...

Filtering Database 4-47 Bridging ¥ Changing the Receive port for the Þlter. ¥ Changing the Port Filtering action at each bridge port. ¥ Adding or deleting individual Filtering Database entries. ¥ Clearing all Permanent, Static, or Dynamic entries from the Filtering Database. Note that although conÞg...

Bridging 4-48 Filtering Database Changing the Receive Port You can change the Receive port of an address entry in the scrollable panel, so that a frame must be received at the speciÞed port for the Þltering action to apply. To do so, click on the Receive port in the panel. With each click, the Recei...

Ethernet and Token Ring Special Filter Databases 4-49 Bridging To delete an address: 1. Click to highlight the address entry in the Address Entry panel that you wish to delete from the filtering database. 2. Click on . Clearing All Permanent, Static, or Dynamic Entries To erase all Permanent, Static...

Bridging 4-50 Ethernet and Token Ring Special Filter Databases Filters provide broad conÞguration ßexibility. For example, you can deÞne multiple scenarios for a single Þlter by specifying different combinations of receive port/destination port. You can use wildcard characters in Þlter Þelds to forc...

Ethernet and Token Ring Special Filter Databases 4-51 Bridging Figure 4-13. Ethernet Special Filter Database Window Token Ring Special Filter Database Window At the Token Ring Special Filter Database window, Figure 4-14 , you can view a list of the special Þlters for the selected bridge. There are 1...

Bridging 4-52 Ethernet and Token Ring Special Filter Databases from the Chassis View window: 1. Click on the Board Index of the device of interest; the Board menu will appear. 2. Drag down to select Token Ring Special Filter Database…. The Token Ring Special Filter Database window, Figure 4-14 , wil...

Ethernet and Token Ring Special Filter Databases 4-53 Bridging Data Type Displays the hexadecimal two-byte Þeld for the Þlter which can be used to mask out a speciÞed protocol type Þeld. Examples of protocol type are: ¥ 0800 = IP ¥ 8137 = Novell ¥ 0bad = Banyan ¥ 80f3 = AppletalkARP Data Offset Indi...

Bridging 4-54 Ethernet and Token Ring Special Filter Databases 2. Click . The Special Database Filter window, Figure 4-15 , will appear with the following fields: • Destination Address (six-byte hexadecimal field) • Source Address (six-byte hexadecimal field) • Type (two-byte hexadecimal field) • Da...

Ethernet and Token Ring Special Filter Databases 4-55 Bridging 6. Click on to save the changes you have made and exit the Special Database Filter window. Changing the Receive Ports You can set the receive ports in the Special Filter Database window either before or after you deÞne a Þlter. These are...

Bridging 4-56 Ethernet and Token Ring Special Filter Databases Clearing the Port Filtering Action When you clear the port Þltering action of a Þlter, all ports that were conÞgured to forwarding or blocking will be reset to no action. Note that when you clear port Þltering for a Þlter, the Þltering o...

Source Route Configuration 4-57 Bridging To open an existing Þle containing a Þlter set: 1. Click on . A menu will appear. 2. Click on Open…. A standard Microsoft Windows Open File window will appear. 3. To specify the file: • In the File name field, specify the file to open by path and name, or • U...

Bridging 4-58 Source Route Configuration Figure 4-16. Source Route ConÞguration Window Information on Source Routing Source Routing is a bridging technique developed by IBM and the 802.5 standards committee in which a bridge routes frames based on the contents of their media access control frame hea...

Source Route Configuration 4-59 Bridging ¥ When a source routing bridge processes the explorer frame, it adds a unique identiÞer to the frame in a reserved portion of the frame. This identiÞes the segment the frame was received from, followed by the speciÞc bridge, and Þnally the segment it was forw...

Bridging 4-60 Source Route Configuration Subnet Mask A subnet mask is used by a device to determine whether a destination address exists within its own subnetwork (logical division of the network by router or gateway) and can be reached directly, or whether it is unknown and therefore must be delive...

Source Route Configuration 4-61 Bridging You can use the Set button at the bottom of the window to change the Hop Count for the port, as explained in the section Making and Setting Changes , page 4-63 . The permissible value for this Þeld is 0 to 28. Spanning Tree Expl. This read-only Þeld displays ...

Bridging 4-62 Source Route Configuration Spanning Tree Mode Indicates how a port on the device will behave with an incoming single-route broadcast (Spanning Tree ExplorerÑSTE) frame. You can conÞgure this Þeld with the radio buttons and checkboxes, or via the MIBTools utility or local management. Th...

Using the Find Source Address Feature 4-63 Bridging Making and Setting Changes The Source Route ConÞguration window allows you to affect changes for the following Source Route Bridging parameters: Bridge Number, Local Segment, Target Segment, Hop Count Limit, and the deviceÕs Spanning Tree Mode. To ...

Bridging 4-64 The Port Source Addresses Window Figure 4-17. Find Source Address Window 3. In the text field in the middle of the window, enter a valid MAC address in hexadecimal format and then click OK. If the address is found in the 802.1d Bridge Filtering Database, the port through which the addr...

The Port Source Addresses Window 4-65 Bridging Figure 4-18. Port Source Addresses Window The Port Source Addresses window displays the MAC addresses of all devices that have transmitted packets that have been forwarded through the selected bridging interface during the last cycle of the Filtering Da...

Bridging 4-66 Duplex Modes Figure 4-19. Device Aging Time Window 2. Type in the new Aging Time, in seconds, then click on . The allowable range is 10 to 1000000 seconds; the default is 300 seconds. Duplex Modes Some of the bridge interfaces on a device will support Full Duplex Switched Ethernet (FDS...

Duplex Modes 4-67 Bridging The Duplex Modes Window The bridge-level Duplex Modes window allows you to enable and disable full duplex mode capability for each bridging interface on your device. The window lists each interface on the device and whether full duplex is ÒONÓ or ÒOFFÓ for each interface. ...

Bridging 4-68 Duplex Modes Full Duplex Displays the current state of full duplex on each interface. Possible values for this Þeld are as follows: Connect A Indicates that the interface is connected to MMAC Channel A and does not support full duplex mode (Interface 1 only). You will not be able to ch...

Duplex Modes 4-69 Bridging Ethernet Port Configuration Window You can also conÞgure duplex modes from the Port ConÞguration window. To access the Port ConÞguration window: from the Bridge Status window: 1. Click on the desired Port button ( ) to display the port menu. 2. Drag down to select Configur...

Bridging 4-70 Fast Ethernet Port Configuration You set an interface to use standard or full duplex by selecting the appropriate mode from this window. When you open the Port ConÞguration window the currently used mode appears selected. To change the mode from standard to full duplex mode or from ful...

Fast Ethernet Port Configuration 4-71 Bridging Figure 4-22. Fast Ethernet ConÞguration Port X Window From this window you can manually set the operational mode of the port, orÑfor 100Base-TX interfacesÑset the port to auto-negotiation so that the appropriate operational mode can be determined automa...

Bridging 4-72 Fast Ethernet Port Configuration Desired Operational Mode Displays the operational mode that you want to conÞgure for this port. The following operational modes are available for each port: FE-100TX Auto-Negotiation, 10Base-T, 10Base-T Full Duplex, 100Base-TX, and 100Base-TX Full Duple...

Fast Ethernet Port Configuration 4-73 Bridging Setting the Desired Operational Mode for the FE-100TX You can manually set the FE-100TX to use any one of four operational modes. You can also set the port to auto-negotiation, which allows the port to determine for itself the best operational mode usin...

Bridging 4-74 SONET Port Configuration SONET Port Configuration The FE100-Sx series of Fast Ethernet Port Interface Modules and the APIM-2x series of ATM Port Interface Modules provide SONET (Synchronous Optical Network) access for some of CabletronÕs devices. The FE100-Sx Port Interface Modules and...

SONET Port Configuration 4-75 Bridging Table 4-1. SONET/SDH Transmission Hierarchies You should be sure that the operational mode for both the local and remote ends of the SONET connection is set appropriately for your region. Setting the wrong operational mode may cause errors to be generated durin...

Bridging 4-76 SONET Port Configuration To set the operational mode of the SONET port via the SONET/SDH ConÞguration window: 1. Click in the radio box adjacent to the appropriate selection, SONET or SDH, to choose the data transmission standard to be used by the interface. 2. Click on Apply to set yo...

SONET Port Configuration 4-77 Bridging These errors can occur in any of the four optical layers of a SONET network, which are (in order from lowest to highest layer in the hierarchy) the physical Medium, Section, Line, and Path layers. ¥ The Medium layer is the Photonic layer that physically convert...

Bridging 4-78 SONET Port Configuration To access the SONET/SDH Statistics window from the Bridge Status window: 1. Click on the desired Port button ( ) to display the port menu. 2. Drag down to select SONET/SDH Statistics…. The SONET/SDH Statistics window for that interface, Figure 4-24 , will appea...

SONET Port Configuration 4-79 Bridging Note also that these indicators simply show which error conditions have been detected during the last 15-minute interval; they do not alter the display of the statistics above. Loss of Pointer SONET uses ÒpointersÓ to compensate for frequency and phase variatio...

Bridging 4-80 SONET Port Configuration A Loss of Signal may also be detected if the received signal level (e.g., the incoming optical power) falls below a Bit Error Rate (BER) threshold of 1 in 10 3 . A BER is the number of coding violations detected in an interval of time (usually one second). A pr...

SONET Port Configuration 4-81 Bridging Coding Violations are Bit Interleaved Parity (BIP) errors that are detected in the incoming signal (as described below). Severely Errored Seconds The number of Severely Errored Seconds, or Far-End Severely Errored Seconds, encountered by a SONET/SDH Path in the...

Bridging 4-82 Configuring Broadcast Suppression Configuring Broadcast Suppression Excessive broadcasts to all ports, or broadcast storms, can result in severe network performance problems, and possibly cause the network to crash. Devices which support the broadcast suppression feature provide automa...

Token Ring Bridge Mode 4-83 Bridging To conÞgure a port for broadcast storm protection: 1. Click to highlight the entry for the port you wish to configure for automatic broadcast storm protection. 2. In the Time on Selected Ports field, enter the desired time period in seconds. Note that a value of ...

Bridging 4-84 Token Ring Bridge Mode Figure 4-26. Token Ring Bridge Mode Window Defining the Bridge Modes Transparent When the bridge is set to Transparent mode, the bridge will only transmit transparent frames from the Token Ring connection. If a source route frame is received by the bridge, the So...

Using the Physical View Windows 4-85 Bridging Using the Physical View Windows ETWMIM Ethernet Port Physical View The Physical View allows you to view the physical state of the Ethernet port when you are monitoring an ETWMIM via SPECTRUM Element Manager. To use the Physical View option from the Bridg...

Bridging 4-86 Using the Physical View Windows ¥ If you have opted to use a front panel EPIM for your Ethernet connection, the X will appear in the EPIM checkbox. You cannot change your active port conÞguration from the window. It must be changed physically on the ETWMIM itself. Epim Type This Þeld w...

Using the Physical View Windows 4-87 Bridging from the Chassis View window: 1. Click on the Token Ring bridge port (Port 2). The Token Ring bridge port pull-down menu will appear. 2. Drag down to select Physical View…. The ETWMIM Token Ring Phys(ical) Status window, Figure 4-28 , will appear. Figure...

Bridging 4-88 Using the Physical View Windows FNB State The FNB State section displays, and lets you conÞgure, the state of the backplane FNB connectors on the ETWMIM. The right-hand side of the window displays the current connection conÞguration for the FNB connectors on the ETWMIM, and lets you al...

Using the Interface Configuration Window 4-89 Bridging Using the Interface Configuration Window The I/F ConÞguration port-level menu option invokes the Interface ConÞguration window, which allows you to select a bridging method for a Token Ring bridging interface. You can also make this selection vi...

Bridging 4-90 Using the Interface Configuration Window Figure 4-29. Interface ConÞguration Window Defining the Bridge Method Transparent When the bridge is set to Transparent mode, the bridge will only transmit transparent frames from the Token Ring connection. If a source route frame is received by...

Using the Interface Configuration Window 4-91 Bridging Source Route Transparent When the bridge is set to Source Route Transparent, the bridge will transmit both transparent and source route frames. The frames received which have source route information will be transmitted as source route, while fr...

Bridging 4-92 Using the Bridge and Port Configuration Windows To select Transparent as the transmission method for TCP/IP, IPX, SNA, NetBIOS or Other protocols: 1. Click on the radio button next to the transmission method you would like your Token Ring bridge port to use: Transparent, Source Route, ...

Bridging 4-94 Using the Bridge and Port Configuration Windows Figure 4-31. Port ConÞguration Window The Bridge ConÞguration and Port ConÞguration window Þelds are deÞned as follows: Bridge Number Displays the number of the Token Ring bridge. This value is limited to the range of 0 through 15; a valu...

Using the Bridge and Port Configuration Windows 4-95 Bridging Port Mode Displays the two port mode options that are available, Lobe or Station. Novell Translation Displays the three bit-order options that are availableÑEnable LLC (Logical Link Control Translation), Enable DLC (Data Link Layer Transl...

Bridging 4-96 Configuring SmartTrunking To set the Novell Translation method globally for all bridge interfaces on a device in the Bridge ConÞguration window or for an individual interface in the Port ConÞguration window: 1. Click on the empty radio button adjacent to one of the three choices in the...

Configuring SmartTrunking 4-97 Bridging To access the SmartTrunk ConÞguration and Status window from the Bridge Status window: 1. Click on to display the Bridge menu. 2. Drag down to select SmartTrunk…. The SmartTrunk Configuration and Status window, Figure 4-32 , will appear. from the Chassis View ...

Bridging 4-98 Configuring SmartTrunking Mode Displays the connection type for each port, either User or Network . User connections do not participate in SmartTrunking; Network connections do. At least two ports (from two separate chassis) must be designated as Network connections to participate in S...